What is the CVSS score of CVE-2012-4389?

CVE-2012-4389 has a CVSS 2.0 base score of 6.8 (Medium). CVSS vector: AV:N/AC:M/Au:N/C:P/I:P/A:P. EPSS exploitation probability: 1.7%.

Is there a public PoC exploit available for CVE-2012-4389?

Yes, a public proof-of-concept exploit is available for CVE-2012-4389. Prioritise patching immediately. EPSS: 1.7%.

Is there a patch available for CVE-2012-4389?

Yes, a patch is available for CVE-2012-4389. Update the affected software to the latest version immediately.

PHP CVE-2012-4389

MEDIUM

2012-09-05 secalert@redhat.com

PHP RCE Owncloud Owncloud Server

6.8

CVSS 2.0 · NVD

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Vulnerability Assessment

Impact	CVSS score of 6.8 (MEDIUM). Attack characteristics: network attack vector, M complexity. Public proof-of-concept exploit code is available. EPSS exploitation probability: 1.75%.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the medium-severity affected system.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 1.7% exploitation probability (EPSS)

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AnalysisAI

Incomplete blacklist vulnerability in lib/migrate.php in ownCloud before 4.0.7 allows remote attackers to execute arbitrary code by uploading a crafted .htaccess file in an import.zip file and. Rated medium severity (CVSS 6.8), this vulnerability is remotely exploitable. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Incomplete blacklist vulnerability in lib/migrate.php in ownCloud before 4.0.7 allows remote attackers to execute arbitrary code by uploading a crafted .htaccess file in an import.zip file and accessing an uploaded PHP file. Affected products include: Owncloud, Owncloud Owncloud Server. Version information: before 4.0.7.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 6.8 MEDIUM

AV:N/AC:M/Au:N/C:P/I:P/A:P

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Confidentiality

Integrity

Availability

DescriptionCVE.org

Threat Intelligence Overview

EPSS Score

1.7%

Top 17% exploitable

Exploit

POC

Public exploit code exists

Data Quality

4 sources

Confidence: Medium

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 1.7%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +2

CVSS: +34

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Remote Code Execution CRITICAL

Remote Code Execution represents the critical moment when an attacker successfully runs arbitrary code on a target system without physical access.

Affected Products (CPE)CVE.org

cpe:2.3:a:owncloud:owncloud:*:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:3.0.0:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:3.0.1:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:3.0.2:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:3.0.3:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.0:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.1:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.2:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.3:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.4:*:*:*:*:*:*:*

cpe:2.3:a:owncloud:owncloud_server:4.0.5:*:*:*:*:*:*:*

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References

Advisories & patches

PATCH https://github.com/owncloud/core/commit/4fd069b47906ebcf83887970c732d464dbe7d37a REF http://www.openwall.com/lists/oss-security/2012/09/02/2

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GitHub PoC

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